WQM 2026-CW 1

12345678910
Across
  1. 5. core of an atom
  2. 7. process of combining many small feedstock molecules into a giant chain
  3. 9. chemical element whose symbol is K
  4. 10. Surfactants used in fabric softeners, disinfectants
Down
  1. 1. Reaction in which heat is released during the reaction
  2. 2. state in which the concentrations of both the reactants and the products do not change with change in time
  3. 3. process by which a gas turns into a liquid
  4. 4. history of the manufacturing and testing of a specific lot
  5. 6. Acid whose molecular formula is H2SO4
  6. 8. surfactant has negatively charged head